dockerfiles added

apps/api/main.py

@@ -104,10 +104,12 @@ def load_devices() -> list[dict[str, Any]]:
 def get_mqtt_settings() -> tuple[str, int]:
     """Get MQTT broker settings from environment.
     
+    Supports both MQTT_BROKER and MQTT_HOST for compatibility.
+    
     Returns:
         tuple: (host, port)
     """
-    host = os.environ.get("MQTT_HOST", "172.16.2.16")
+    host = os.environ.get("MQTT_BROKER") or os.environ.get("MQTT_HOST", "172.16.2.16")
     port = int(os.environ.get("MQTT_PORT", "1883"))
     return host, port
 
@@ -115,9 +117,24 @@ def get_mqtt_settings() -> tuple[str, int]:
 def get_redis_settings() -> tuple[str, str]:
     """Get Redis settings from configuration.
     
+    Prioritizes environment variables over config file:
+    - REDIS_HOST, REDIS_PORT, REDIS_DB → redis://host:port/db
+    - REDIS_CHANNEL → pub/sub channel name
+    
     Returns:
         tuple: (url, channel)
     """
+    # Check environment variables first
+    redis_host = os.getenv("REDIS_HOST")
+    redis_port = os.getenv("REDIS_PORT", "6379")
+    redis_db = os.getenv("REDIS_DB", "0")
+    redis_channel = os.getenv("REDIS_CHANNEL", "ui:updates")
+    
+    if redis_host:
+        url = f"redis://{redis_host}:{redis_port}/{redis_db}"
+        return url, redis_channel
+    
+    # Fallback to config file
     config_path = Path(__file__).parent.parent.parent / "config" / "devices.yaml"
     
     if config_path.exists():